Updated: Apr 19, 2026
Location and Projects
Address
56 NEWTON ST, San Francisco, CA, 94112
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Z&h Mechanical Contractor
Z&h Mechanical Contractor, 56 Newton St, San Francisco, CA (Employees: Zhenghe Hu and Zhenghe Hu) holds a Warm Air Heating, Ventilating And Air Conditioning license according to the California license board.
Their BuildZoom score of 93 ranks in the top 27% of 336,931 California licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Z&h Mechanical Contractor, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Z&h Mechanical Contractor Contact Information
Phone Number: (415) 671-9138
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Address: 56 NEWTON ST, San Francisco, CA 94112
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Building Permits by Z&h Mechanical Contractor
This is a sample of this contractor's permits. Click here to access their complete permit history.
Replace (e) air conditioning unit with (n) electric fan coil in (e) attic r1: mechanical compliance forms to be provided at inspection per discussion with isaac hau and mike titsworth. (approved 9/18/17) [t.i. under bd-2016-260336 mechanical contractor requested separate permit]
Valuation:
$8,000
Permit #:
MH-2017-264024
Status:
final
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
To comply with complaint # 201321971: replace existing in the #4 vent to install new vent for water heater. #2 install new furnace and kitchen exhaust vent
Valuation:
$0
Permit #:
PM20131106754
Status:
COMPLETE
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Replace 2 olfd furnaces to install 2 new furnaces. 1 in the top floor and the other in the garage. instal 2 new fire place
Valuation:
$0
Permit #:
PM20141103482
Status:
ISSUED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Obtain permit and approval for 2 existing furnaces (unit #2 and #4) flue in rear portion of basement installed without city permit relocate 2 existing furnace (unit #3 and #5) and 2 water heater
Valuation:
$0
Permit #:
PM20120518729
Status:
ISSUED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
170-172 funton av: replace 2 (e) furnace to install 2 new funraces. one for one closet other in the garage
Valuation:
$0
Permit #:
PM20141208349
Status:
ISSUED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Replace 2 old furnaces to install 2 new furnaces. one in garage other in upstairs cvloset install new gas fireplace
Valuation:
$0
Permit #:
PM20140425239
Status:
ISSUED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Replace 2 old furnace to install 2 new furnaces one for upstairs other for dstairs
Valuation:
$0
Permit #:
PM20141119936
Status:
ISSUED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Construct one story addition (397 sq ft) and a 29 sq ft addition to the attached garage
Valuation:
$88,000
Permit #:
13030010
Status:
Closed
Fee:
$2,810
Permit Type:
Single family dwe...
Building Type:
N/A
1264-1/2 17th avenue: replace old furnace to install new furance in the attic
Valuation:
$0
Permit #:
PM20150116228
Status:
ISSUED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Replace old furnace to install new furnace for apratments 104 105 107 207 303
Valuation:
$0
Permit #:
PM20141230782
Status:
ISSUED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install new heating system for apartment unit #1/2/3/4/5/6. 6 total units
Valuation:
$0
Permit #:
PM20141205330
Status:
ISSUED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Relocation of existing furnace and water heater. keep existing vent pipe
Valuation:
$0
Permit #:
PM20141103483
Status:
COMPLETE
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Convert portion of office area to live in unit reconfigure one bathroom (300sf). addition new accessible ramp to exterior
Valuation:
$10,000
Permit #:
13020049
Status:
Closed
Fee:
$669
Permit Type:
Tenant improvement
Building Type:
N/A
Replace two old furnaces and to install 2 new furnace. one in the upstairs attic other in garage
Valuation:
$0
Permit #:
PM20140707142
Status:
ISSUED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Addition air conditioning unit to (e) heating system and isntall new exhaust fan system
Valuation:
$0
Permit #:
PM20140905837
Status:
ISSUED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Unit 1: replace old furnace to install new furnace in the closet
Valuation:
$0
Permit #:
PM20141112700
Status:
ISSUED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Replace (e) old furnace to install new furnace for units 3/5/6
Valuation:
$0
Permit #:
PM20150206851
Status:
ISSUED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Replace existing 2 old furnace with 2 new furnaces in garage keep existing 6 vent pipe
Valuation:
$0
Permit #:
PM20140113381
Status:
ISSUED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
To comply with complaint 201459722 replace old furnace to install new furnace in the garage
Valuation:
$0
Permit #:
PM20140327408
Status:
ISSUED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install new furnace new water heater for 7 units and install new exhaust system for garage
Valuation:
$0
Permit #:
PM20140425237
Status:
ISSUED
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
Z&h Mechanical Contractor License info
Verified License
| License # | 901598 |
| Status | Active |
| State | California |
| Type | Warm Air Heating, Ventilating And Air Conditioning |
| Business Type | Sole Ownership |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for Z&h Mechanical Contractor at the California Contractors State License Board.
This is a sample of licensing data; click here to access a complete history.
93
BuildZoom Score
Bonded
| Bonded Agent | This License Filed A Contractor's Bond With |
| Bond Value | $25,000 |
Insured
| Workers Comp Provider | Security National Insurance Company |
119
Permits
- Building permit records show that Z&h Mechanical Contractor has worked on 119 permitted projects.
Z&h Mechanical Contractor Employees
ZH
Zhenghe Hu
Sole Owner
ZH
Zhenghe Hu
Sole Owner